diff --git a/game/modules/tome/class/Actor.lua b/game/modules/tome/class/Actor.lua
index 13a65d2306c59ea26de708676e29e902e0d49786..c4ee68bdfcb6fd1865341052c0c9ade72b5c7bd3 100644
--- a/game/modules/tome/class/Actor.lua
+++ b/game/modules/tome/class/Actor.lua
@@ -1206,7 +1206,6 @@ function _M:levelup()
 		local amount = math.min(self.hate_rating, self.absolute_max_hate - self.max_hate)
 		self:incMaxHate(amount)
 	end
-	self:updateLife()
 
 	-- Heal up on new level
 	self:resetToFull()
@@ -1257,7 +1256,8 @@ end
 --- Notifies a change of stat value
 function _M:onStatChange(stat, v)
 	if stat == self.STAT_CON then
-		self.max_life = self.max_life + 5 * v
+		self.max_life = self.max_life + 4 * v
+		self:updateConDamageReduction()
 	elseif stat == self.STAT_WIL then
 		self:incMaxMana(5 * v)
 		self:incMaxStamina(2 * v)
@@ -1265,17 +1265,16 @@ function _M:onStatChange(stat, v)
 	elseif stat == self.STAT_STR then
 		self:checkEncumbrance()
 	end
-
-	self:updateLife()
 end
 
-function _M:updateLife()
---	if self.temp_life_perc then
---		self.max_life = self.max_life - self.temp_life_perc
---	end
---	local inc = self.max_life * 0.25
---	self.temp_life_perc = inc
---	self.max_life = self.max_life + inc
+function _M:updateConDamageReduction()
+	self.resists.all = self.resists.all or 0
+	if self.temp_con_perc then
+		self.resists.all = self.resists.all - self.temp_con_perc
+	end
+	local inc = self:getCon() / 7
+	self.temp_con_perc = inc
+	self.resists.all = self.resists.all + inc
 end
 
 --- Called when a temporary value changes (added or deleted)
diff --git a/game/modules/tome/class/interface/Combat.lua b/game/modules/tome/class/interface/Combat.lua
index 6c3024755a5d3ce75af2056a40d401ee4e942406..179fa65c29675d84fb64518fdf24ae0c0c74285b 100644
--- a/game/modules/tome/class/interface/Combat.lua
+++ b/game/modules/tome/class/interface/Combat.lua
@@ -649,17 +649,17 @@ end
 
 --- Computes physical resistance
 function _M:combatPhysicalResist()
-	return self.combat_physresist + (self:getCon() + self:getStr() + (self:getLck() - 50) * 0.5) * 0.25
+	return self.combat_physresist + (self:getCon() + self:getStr() + (self:getLck() - 50) * 0.5) * 0.35
 end
 
 --- Computes spell resistance
 function _M:combatSpellResist()
-	return self.combat_spellresist + (self:getMag() + self:getWil() + (self:getLck() - 50) * 0.5) * 0.25
+	return self.combat_spellresist + (self:getMag() + self:getWil() + (self:getLck() - 50) * 0.5) * 0.35
 end
 
 --- Computes mental resistance
 function _M:combatMentalResist()
-	return self.combat_mentalresist + (self:getCun() + self:getWil() + (self:getLck() - 50) * 0.5) * 0.25
+	return self.combat_mentalresist + (self:getCun() + self:getWil() + (self:getLck() - 50) * 0.5) * 0.35
 end
 
 --- Computes movement speed
diff --git a/game/modules/tome/class/interface/TooltipsData.lua b/game/modules/tome/class/interface/TooltipsData.lua
index f86f02dc84cd95af4030a2016eaddbd4904acee6..3800ac26a750de6f2ca70f2d802ccfa924387178 100644
--- a/game/modules/tome/class/interface/TooltipsData.lua
+++ b/game/modules/tome/class/interface/TooltipsData.lua
@@ -109,22 +109,22 @@ Those inscriptions give the bearer always accessible powers. Usually most people
 -- Stats
 -------------------------------------------------------------
 TOOLTIP_STR = [[#GOLD#Strength#LAST#
-Strength defines your character's ability to apply physical force. It increases your melee damage, damage done with heavy weapons, your chance to hit, your chance to resist physical effects, and carrying capacity.
+Strength defines your character's ability to apply physical force. It increases your melee damage, damage done with heavy weapons, your chance to hit, your chance to save against physical effects, and carrying capacity.
 ]]
 TOOLTIP_DEX = [[#GOLD#Dexterity#LAST#
 Dexterity defines your character's ability to be agile and alert. It increases your chance to hit, your ability to avoid attacks, and your damage with light weapons.
 ]]
 TOOLTIP_CON = [[#GOLD#Constitution#LAST#
-Constitution defines your character's ability to withstand and resist damage. It increases your maximum life and physical resistance.
+Constitution defines your character's ability to withstand and resist damage. It increases your maximum life, your chance to save against physical effects and your global damage reduction.
 ]]
 TOOLTIP_MAG = [[#GOLD#Magic#LAST#
-Magic defines your character's ability to manipulate the magical energy of the world. It increases your spell power, and the effect of spells and other magic items.
+Magic defines your character's ability to manipulate the magical energy of the world. It increases your spell power, your chance to save against magical effects, and the effect of spells and other magic items.
 ]]
 TOOLTIP_WIL = [[#GOLD#Willpower#LAST#
-Willpower defines your character's ability to concentrate. It increases your mana and stamina capacity, and your chance to resist mental attacks.
+Willpower defines your character's ability to concentrate. It increases your mana and stamina capacity, and your chance to your chance to save against magical and mental effects.
 ]]
 TOOLTIP_CUN = [[#GOLD#Cunning#LAST#
-Cunning defines your character's ability to learn, think, and react. It allows you to learn many worldly abilities, and increases your mental resistance and critical chance.
+Cunning defines your character's ability to learn, think, and react. It allows you to learn many worldly abilities, and increases your chance to save against mental effects and critical chance.
 ]]
 TOOLTIP_STRDEXCON = "#AQUAMARINE#Physical stats#LAST#\n---\n"..TOOLTIP_STR.."\n---\n"..TOOLTIP_DEX.."\n---\n"..TOOLTIP_CON
 TOOLTIP_MAGWILCUN = "#AQUAMARINE#Mental stats#LAST#\n---\n"..TOOLTIP_MAG.."\n---\n"..TOOLTIP_WIL.."\n---\n"..TOOLTIP_CUN